Added a default SECRET_KEY setting to the default test sesttings (refs #17800).
Added a default SECRET_KEY setting to the default test sesttings (refs #17800).

git-svn-id: 554f83ef17aa7291f84efa897c1acfc5d0035373@17614 bcc190cf-cafb-0310-a4f2-bffc1f526a37

svn2github/django,svn2github/django,svn2github/django